The crankshaft of the reciprocating engine having a 20 cm crank and 10 – McqOptions

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1.	The crankshaft of the reciprocating engine having a 20 cm crank and 100 cm connecting road rotates at 210 r.p.m where the crank angle is 45°, the velocity of piston is nearly.
A.	3.54 m/s
B.	1.9 m/s
C.	18 m/s
D.	19 m/s
Answer» B. 1.9 m/s

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